理学 结构化分析 释 dataflow diagram; DFD 数据流图 结构化分析方法中所用的一种图。由数据流、加工、文件、数据源和数据终点等主要成分构成，用来描述系统中数据如何流动、处理及存储。
软件工程 释文 dataflow diagram, DFD 数据流图
- sound horizon
- sound image
- sound image control
- sound in film & TV
- sounding
- sounding accuracy evaluation
- sounding balloon
- sounding board
- sounding datum
- sounding device
- sounding electrode
- sounding information processing system
- sounding machine
- sounding of the lower ionosphere
- sounding pole
- sounding rocket
- sounding rod
- soundings
- sounding thinning
- sound insulation
- sound insulation and noise reduction materials
- sound insulation class
- sound insulation coefficient
- sound insulation enclosure
- sound insulation in architecture